符合混合细胞型霍奇金淋巴瘤的特点为().
A.有大量R-S细胞
B.有大量非肿瘤性炎症细胞
C.无坏死和纤维化
D.起病时常有播散病灶
E.爆米花细胞多见
参考答案:A, B, D
In relation to the Company Law of China:
(b) state the circumstances under which a shareholder may request a limited liability company to purchase his equity at a reasonable price; (6 marks)
生活中常用的热水瓶注入一定量的热水(不满)后,立即盖上软木塞,软木塞会跳起来.这一过程中瓶内气体的______能转化为软木塞的机械能.汽油机的______冲程也发生同样的能量转化.